A unique solution on the market, Choralis by ACOEM implements the assets of wireless technology to fulfil the requirements of project managers and engineers. Innovating and performing, Choralis allows for easy and optimised actions from acoustics specialists in the building and light-work domains. New regulations integrate requirements on airborne noise, impact noise and technical equipment noise insulation as of the design stage. ACOEM offers the “modular” technical solution that perfectly addresses all issues relative to building noise measurements: sound level meters Blue Solo associated with remote control dBSolo-B, noise sources and software dBBATI. The latest in the new generation sound level meters by ACOEM, Blue Solo includes all features required for room and building acoustics measurements. The dBSolo-B wireless remote control is used to drive Blue Solo (up to 5 instruments in parallel) and standardised noise sources.